From: Laurent Vivier <laur...@vivier.eu>
Signed-off-by: Laurent Vivier <laur...@vivier.eu>
---
target-m68k/translate.c | 33 ++++++++++++++++++++++++++++++++-
1 files changed, 32 insertions(+), 1 deletions(-)
diff --git a/target-m68k/translate.c b/target-m68k/translate.c
index b749a76..8cb2728 100644
--- a/target-m68k/translate.c
+++ b/target-m68k/translate.c
@@ -2538,10 +2538,41 @@ DISAS_INSN(and)
TCGv dest;
TCGv addr;
int opsize;
+ int exg_mode;
+ dest = tcg_temp_new();
+
+ /* exg */
+
+ exg_mode = insn & 0x1f8;
+ if (exg_mode == 0x140) {
+ /* exchange Dx and Dy */
+ src = DREG(insn, 9);
+ reg = DREG(insn, 0);
+ tcg_gen_mov_i32(dest, src);
+ tcg_gen_mov_i32(src, reg);
+ tcg_gen_mov_i32(reg, dest);
+ return;
+ } else if (exg_mode == 0x148) {
+ /* exchange Ax and Ay */
+ src = AREG(insn, 9);
+ reg = AREG(insn, 0);
+ tcg_gen_mov_i32(dest, src);
+ tcg_gen_mov_i32(src, reg);
+ tcg_gen_mov_i32(reg, dest);
+ return;
+ } else if (exg_mode == 0x188) {
+ /* exchange Dx and Ay */
+ src = DREG(insn, 9);
+ reg = AREG(insn, 0);
+ tcg_gen_mov_i32(dest, src);
+ tcg_gen_mov_i32(src, reg);
+ tcg_gen_mov_i32(reg, dest);
+ return;
+ }
+ /* and */
opsize = insn_opsize(insn, 6);
reg = DREG(insn, 9);
- dest = tcg_temp_new();
if (insn & 0x100) {
SRC_EA(src, opsize, -1, &addr);
tcg_gen_and_i32(dest, src, reg);
--
1.7.2.3
